CN111730537A - Circlip press fitting tool - Google Patents
Circlip press fitting tool Download PDFInfo
- Publication number
- CN111730537A CN111730537A CN202010552670.XA CN202010552670A CN111730537A CN 111730537 A CN111730537 A CN 111730537A CN 202010552670 A CN202010552670 A CN 202010552670A CN 111730537 A CN111730537 A CN 111730537A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- pressure transmission
- circlip
- retainer ring
- elastic
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Automatic Assembly (AREA)
Abstract
The invention relates to a tool for pressing a split elastic retainer ring into a bolt, which is applied to the technical field of mechanical assembly process equipment. A press fitting tool for an elastic check ring comprises an elastic check ring sleeve and a pressure transmission sleeve, wherein the pressure transmission sleeve is of a cylindrical structure with an opening at the bottom and is sleeved on the outer surface of the elastic check ring sleeve; the lower part of the elastic retainer ring sleeve is provided with an opening limiting groove for limiting and placing the elastic retainer ring, the bottom of the elastic retainer ring sleeve is in a horn shape, and the diameter of the bottom of the elastic retainer ring sleeve is larger than the outer diameter of a bolt to be provided with the elastic retainer ring; the top of pressure transmission cover is as pressing the splenium, and keeps a section distance with circlip telescopic top, and its bottom internal diameter is not more than circlip's external diameter, and supports with circlip upper surface and lean on. The invention has the following advantages: 1. the elastic check ring is ensured to be uniformly expanded along the whole circular plane, and the installation quality of the elastic check ring is improved; 2. simple structure and convenient use.
Description
Technical Field
The invention relates to a tool for pressing a split elastic retainer ring into a bolt, which is applied to the technical field of mechanical assembly process equipment.
Background
Four-wire thread tube-shape nut component need install circlip on nut component earlier in the installation, and when installing circlip in nut component's circlip mounting groove, need enlarge certain size with circlip's opening size and just can install into. At present, when the elastic check ring is installed by manual adjustment, an operator is required to firstly break the opening of the nut assembly with the radius of the elastic check ring to be installed in the installation groove of the elastic check ring, the opening of the check ring is required to be reduced in the installation groove, so that the check ring is prevented from loosening, the elastic check ring is frequently required to be installed through multiple times of adjustment due to the undersize of the elastic check ring, and the installation is time-consuming and labor-consuming. Simultaneously, when expanding the circlip by hand, the retaining ring warp irregularly, and local atress is concentrated and easily takes place the plastic deformation, and the parallel and level can't be guaranteed to the whole circumference plane of retaining ring that the deformation caused, and then leads to the circlip assembly not completely to target in place or the easy problem that takes off the inefficacy of loosing, may cause reworking, influences the use of layer board subassembly even.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a circlip press-fitting tool which can well position an opening of a circlip and has a simple structure.
In order to achieve the purpose, the invention adopts the following technical scheme: a press fitting tool for an elastic check ring comprises an elastic check ring sleeve and a pressure transmission sleeve, wherein the pressure transmission sleeve is of a cylindrical structure with an opening at the bottom and is sleeved on the outer surface of the elastic check ring sleeve; the lower part of the elastic retainer ring sleeve is provided with an opening limiting groove for limiting and placing the elastic retainer ring, the bottom of the elastic retainer ring sleeve is in a horn shape, and the diameter of the bottom of the elastic retainer ring sleeve is larger than the outer diameter of a bolt to be provided with the elastic retainer ring; the top of pressure transmission cover is as pressing the splenium, and keeps a section distance with circlip telescopic top, and its bottom internal diameter is not more than circlip's external diameter, and supports with circlip upper surface and lean on.
Preferably, the opening limiting grooves are two through grooves symmetrically arranged on the same horizontal plane, and the two opening limiting grooves are not parallel; the minimum distance between the adjacent end parts of the two opening limiting grooves is not more than the opening diameter of the elastic retainer ring.
Preferably, the extension lines of the two opening limiting grooves intersect to form a certain included angle.
Preferably, the upper part of the elastic retainer ring sleeve is provided with a through hole, the pressure transmission sleeve is provided with a limiting hole, the through hole is opposite to the limiting hole and is used for penetrating a limiting pin, and the limiting pin is used for limiting the relative position relation between the pressure transmission sleeve and the elastic retainer ring sleeve. The limiting pin is clamped in the through hole of the elastic check ring sleeve and transversely penetrates through the limiting hole of the pressure transmission sleeve, the position rotation of the pressure transmission sleeve can be prevented, the level of the press-fitting plane position of the elastic check ring is ensured, the limiting pin limits the displacement of the pressure transmission sleeve through the distance of the limiting hole of the pressure transmission sleeve, the pressure transmission sleeve is ensured to move smoothly, and meanwhile the verticality of the pressure transmission sleeve can be ensured.
Preferably, the limiting hole is a waist-shaped hole, and the length direction of the limiting hole is consistent with the movement direction of the pressure transmission sleeve.
Preferably, a spring is arranged between the top of the pressure transmission sleeve and the limiting pin.
Preferably, the outer side of the limit pin is in a straight shank form or in an annular structure.
Preferably, the lower part of the pressure transmission sleeve is of a pressing strip structure, so that when the pressure transmission sleeve passes through the elastic check ring, the bottom of the pressure transmission sleeve is ensured to still face the corresponding spring check ring through the contraction of a gap between the pressing strips.
Preferably, a button is installed on the top of the pressure transmission sleeve as a pressing part of the pressure transmission sleeve. The button may also be a ring structure.
Preferably, the bottom of the elastic retainer ring sleeve is a plane and is used for butting standard parts with different specifications so as to improve the adaptability.
Compared with the prior art, the invention has the following advantages:
1. the elastic check ring is ensured to be uniformly expanded along the whole circular plane, and the installation quality of the elastic check ring is obviously improved;
2. simple structure, convenient to use can fix a position circlip's opening well, has guaranteed that circlip's the direction of placing is correct, and can guarantee that the accurate pressure equipment of circlip is in nut component's circlip mounting groove.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a side view of an embodiment of the present invention;
FIG. 3 is a cross-sectional view of an embodiment of the present invention;
in the figure, 1, a circlip sleeve; 2. a pressure transmission sleeve; 3. a spacing pin; 4. a button; 5. a spring; 10. opening a limit groove; 11. perforating; 20. and a limiting hole.
Detailed Description
It should be noted that, in the present embodiment, the terms "upper", "lower", "top", "bottom", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention, and do not indicate or imply that the positions or elements indicated have specific orientations or positional relationships, and therefore, the present invention is not to be construed as being limited.
In order to further embody the technical means, the creation features and the realization functions of the invention, the invention is further detailed with reference to the attached drawings 1-3: a press fitting tool for elastic check rings is shown in figures 1 and 2 and comprises an elastic check ring sleeve 1, a pressure transmission sleeve 2, a limiting pin 3, a button 4, a spring 5 and the like.
As shown in fig. 3, the elastic collar sleeve 1 is a cylindrical structure, a through hole 11 is formed near the upper end of the elastic collar sleeve, an opening limiting groove 10 is formed in the elastic collar sleeve, and a horn-shaped sleeve is arranged at the bottom of the elastic collar sleeve; the through hole 11 is centered on the axis of the elastic retainer sleeve 1; the opening limiting grooves 10 are positioned between the through holes 11 and the horn-shaped sleeve and used for limiting and placing the elastic check ring, the opening limiting grooves 10 are two through grooves symmetrically arranged on the same horizontal plane, the two opening limiting grooves are not parallel, the minimum distance between the adjacent end parts of the two opening limiting grooves is not more than the opening diameter of the elastic check ring, so that the elastic check ring is clamped into the opening limiting grooves 10, namely, the extension lines of the two opening limiting grooves 10 are intersected to form a certain included angle; the bottom of the flared sleeve of the elastic retainer ring sleeve 1 is slightly larger than the outer diameter of the opposite nut component, is arranged on a plane in the bottom of the flared sleeve and is involutory with the bolt, so that the elastic retainer ring sleeve is used for butting standard parts with different specifications and improving the adaptability.
As shown in fig. 1-3, the pressure transmission sleeve 2 is a cylinder structure with an open bottom, a button 4 is installed on the top of the pressure transmission sleeve, two limit holes 20 are formed in the outer side surface of the pressure transmission sleeve 2, the two limit holes are oppositely arranged and are waist-shaped holes, the length direction of the waist-shaped holes is consistent with the movement direction of the pressure transmission sleeve 2, the position of the limit holes 20 corresponds to and is communicated with the through holes 11, and the center of the limit holes 20 is consistent with the axis of the pressure transmission sleeve 2; the pressure transmission sleeve 2 is sleeved on the elastic retainer ring sleeve 1, the inner diameter of the pressure transmission sleeve 2 is not larger than the outer diameter of the corresponding elastic retainer ring, the pressure transmission sleeve 2 is clamped in a through hole of the elastic retainer ring sleeve 1 and is connected with the elastic retainer ring sleeve 1 through a limiting pin 3, the limiting pin 3 is clamped in the through hole of the elastic retainer ring sleeve 1 and transversely penetrates through the limiting hole of the pressure transmission sleeve, the position of the pressure transmission sleeve 2 can be prevented from rotating, the horizontal position of a press-mounting plane of the elastic retainer ring is ensured, the bottom of the pressure transmission sleeve 2 is over against a limiting groove of an opening of the elastic retainer ring, the limiting groove can move downwards in the range of the limiting hole under external force pressing, the displacement of the pressure transmission sleeve 2 is limited through the distance between the limiting pin 3 and the limiting hole 20, the pressure; a spring 5 is arranged between the limiting pin 3 and the button 4, and the spring 5 not only plays a role in transmission and force control, but also can help the pressure transmission sleeve 2 to reset after use; the periphery of the bottom of the pressure transmission sleeve 2 is divided into adjacent layering structures with gaps left between the adjacent layering structures, and the layering structures are arranged on the periphery of the pressure transmission sleeve 2 to ensure that the bottom of the pressure transmission sleeve still faces the corresponding spring retainer ring to be pressed through the contraction of the gaps between the layering structures when the pressure transmission sleeve passes through the spring retainer ring.
The outer side of the limit pin 3 can be in a straight shank form or an annular structure; the button may also be a ring structure.
The working principle is as follows:
(1) firstly, an operator aligns an opening of the elastic check ring with the opening limiting groove and pushes the elastic check ring into the opening limiting groove;
(2) then the elastic retainer ring sleeve is oppositely placed above one end of the nut component, on which the elastic retainer ring is required to be installed;
(3) then the pressure transmission sleeve is pressed to move downwards under the action of pressure, so that the elastic check ring is pushed to move downwards, and the elastic check ring moves downwards under the pushing of the pressure transmission sleeve to be pressed into the corresponding elastic check ring installation groove.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a circlip pressure equipment instrument, includes the circlip sleeve, its characterized in that: the pressure transmission sleeve is of a cylindrical structure with an opening at the bottom and is sleeved on the outer surface of the elastic retainer ring sleeve; the lower part of the elastic retainer ring sleeve is provided with an opening limiting groove for limiting and placing the elastic retainer ring, the bottom of the elastic retainer ring sleeve is in a horn shape, and the diameter of the bottom of the elastic retainer ring sleeve is larger than the outer diameter of a bolt to be provided with the elastic retainer ring; the top of pressure transmission cover is as pressing the splenium, and keeps a section distance with circlip telescopic top, and its bottom internal diameter is not more than circlip's external diameter, and supports with circlip upper surface and lean on.
2. The circlip press-fitting tool according to claim 1, characterized in that: the opening limiting grooves are two through grooves symmetrically arranged on the same horizontal plane, and the two opening limiting grooves are not parallel; the minimum distance between the adjacent end parts of the two opening limiting grooves is not more than the opening diameter of the elastic retainer ring.
3. The circlip press-fitting tool according to claim 2, characterized in that: the extension lines of the two opening limiting grooves are intersected to form a certain included angle.
4. The circlip press-fitting tool according to claim 1 or 2, characterized in that: the upper part of the elastic check ring sleeve is provided with a through hole, the pressure transmission sleeve is provided with a limiting hole, the through hole is opposite to the limiting hole and used for penetrating a limiting pin, and the limiting pin is used for limiting the relative position relation between the pressure transmission sleeve and the elastic check ring sleeve.
5. The circlip press-fitting tool according to claim 4, wherein: the limiting hole is a waist-shaped hole, and the length direction of the limiting hole is consistent with the movement direction of the pressure transmission sleeve.
6. The circlip press-fitting tool according to claim 4, wherein: and a spring is arranged between the top of the pressure transmission sleeve and the limiting pin.
7. The circlip press-fitting tool according to claim 4, wherein: the outer side of the limit pin is in a straight shank form or an annular structure.
8. The circlip press-fitting tool according to claim 1, characterized in that: the lower part of the pressure transmission sleeve is of a pressing strip structure, and the bottom of the pressure transmission sleeve is still ensured to be opposite to and press the corresponding spring retainer ring through the contraction of gaps among the pressing strips.
9. The circlip press-fitting tool according to claim 1, characterized in that: the top of the pressure transmission sleeve is provided with a button which is used as a pressing part of the pressure transmission sleeve.
10. The circlip press-fitting tool according to claim 1, characterized in that: the bottom of the elastic retainer ring sleeve is a plane and is used for butting standard parts with different specifications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010552670.XA CN111730537A (en) | 2020-06-17 | 2020-06-17 | Circlip press fitting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010552670.XA CN111730537A (en) | 2020-06-17 | 2020-06-17 | Circlip press fitting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111730537A true CN111730537A (en) | 2020-10-02 |
Family
ID=72649438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010552670.XA Pending CN111730537A (en) | 2020-06-17 | 2020-06-17 | Circlip press fitting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111730537A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115157173A (en) * | 2022-06-23 | 2022-10-11 | 山西柴油机工业有限责任公司 | Press fitting tool for large-diameter elastic check ring on high-speed high-power diesel engine |
| CN115415774A (en) * | 2022-09-20 | 2022-12-02 | 国营川西机器厂 | A partial shipment device that is used for aeroengine to add accent spiral shell lid subassembly |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4845827A (en) * | 1988-06-10 | 1989-07-11 | Ark-Plas Products | Luer fitting installation tool |
| JP2003001531A (en) * | 2001-06-25 | 2003-01-08 | Honda Motor Co Ltd | Apparatus for mounting clip |
| CN101204774A (en) * | 2006-12-20 | 2008-06-25 | 中国科学院沈阳自动化研究所 | Special press-fitting mechanism for elastic check ring for shaft |
| CN103878745A (en) * | 2014-03-10 | 2014-06-25 | 奇瑞汽车股份有限公司 | Steel cable baffle ring pressing tool |
| CN106217308A (en) * | 2016-08-31 | 2016-12-14 | 西安法士特汽车传动有限公司 | A kind of elastic cylindrical pin limit mounting frock |
| CN207256152U (en) * | 2017-08-09 | 2018-04-20 | 青岛德盛机械制造有限公司 | A kind of circlip loads frock |
| CN209520558U (en) * | 2019-01-22 | 2019-10-22 | 科力远混合动力技术有限公司 | The automatic press mounting mechanism of hole split washer |
-
2020
- 2020-06-17 CN CN202010552670.XA patent/CN111730537A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4845827A (en) * | 1988-06-10 | 1989-07-11 | Ark-Plas Products | Luer fitting installation tool |
| JP2003001531A (en) * | 2001-06-25 | 2003-01-08 | Honda Motor Co Ltd | Apparatus for mounting clip |
| CN101204774A (en) * | 2006-12-20 | 2008-06-25 | 中国科学院沈阳自动化研究所 | Special press-fitting mechanism for elastic check ring for shaft |
| CN103878745A (en) * | 2014-03-10 | 2014-06-25 | 奇瑞汽车股份有限公司 | Steel cable baffle ring pressing tool |
| CN106217308A (en) * | 2016-08-31 | 2016-12-14 | 西安法士特汽车传动有限公司 | A kind of elastic cylindrical pin limit mounting frock |
| CN207256152U (en) * | 2017-08-09 | 2018-04-20 | 青岛德盛机械制造有限公司 | A kind of circlip loads frock |
| CN209520558U (en) * | 2019-01-22 | 2019-10-22 | 科力远混合动力技术有限公司 | The automatic press mounting mechanism of hole split washer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115157173A (en) * | 2022-06-23 | 2022-10-11 | 山西柴油机工业有限责任公司 | Press fitting tool for large-diameter elastic check ring on high-speed high-power diesel engine |
| CN115157173B (en) * | 2022-06-23 | 2024-04-05 | 山西柴油机工业有限责任公司 | Press mounting tool for large-diameter circlip on high-speed high-power diesel engine |
| CN115415774A (en) * | 2022-09-20 | 2022-12-02 | 国营川西机器厂 | A partial shipment device that is used for aeroengine to add accent spiral shell lid subassembly |
| CN115415774B (en) * | 2022-09-20 | 2024-05-14 | 国营川西机器厂 | Split charging device for aeroengine adjusting screw cap assembly |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201002 |